The national average retail price of regular gasoline inched up 0.1 cent to $3.332 a gallon in the week ended Monday, the Energy Information Administration said. The slight increase kept prices at their highest level since Oct. 21 for a second straight week. Prices have gained 9.3 cents, or 2.9%, in the past three weeks. The current price is 3.3 cents, or 1%, above the year earlier level, maintaining for a second week the biggest year-on-year price premium since July 29. In early October, when prices were at the lowest level since January 2013, they lagged the year-earlier level by 48.3 cents a gallon. The slim uptick comes as front-month reformulated gasoline blendstock futures on the New York Mercantile Exchange have dropped for six straight sessions and stand at a three week low. Nationwide gasoline inventories stand at the highest level since early August, the […]